.navbar{
    margin-bottom: 0px;
}
div#sec_first{
    height:750px;
    background: url(../img/about-banner.4d40a8d.jpg);
    background-position: center;
    background-size: cover;
    color:#fff;
}
div#qqq{
    position: relative;
    top: 150px;
}
h1{
    font-size: 52px;
    font-weight: bold;
}
.title{
    font-size: 32px;
    font-weight: bold;
}
span#tri{
    border-style: outset solid;
    border-width: 10px 10px 10px 10px;
    border-top-color:#fff;
    border-bottom-color:rgba(0, 0, 0, 0);
    height: 0;
    width: 0;
    color:  rgba(0, 0, 0, 0);
    display:block;
    margin: 0 auto;
}
div#sec_first p:nth-of-type(2){
    border-left: 1px solid #fff;
    border-right: 1px solid #fff;
    padding:55px 25px;
    margin: 0 30px;
    line-height: 32px;
    text-align: left;
    position: absolute;
    top: 132px;
}
p#bor{
    border-top: 1px solid #fff;
    border-bottom: 1px solid #fff;
    line-height: 32px;
    padding: 25px 55px;
    position: absolute;
    top: 160px;
    color:rgba(0, 0, 0, 0)
    
}
div#sec_second p:nth-of-type(1){
    color: black;
    line-height: 32px;
    text-align: left;
    background-color: #fff;
    box-shadow: 0 0 30px #444;
    padding: 0 25px;
    margin-top:-50px;
}
.sec2_nav{
    height:130px;
    display: flex;
    flex-direction: column;
    justify-content:flex-end;
    align-items: center;
    margin: 20px 0;
}
div#sec_forth{
    margin: 50px auto;
}
div#sec_forth div{
    margin: 10px auto;
}
div#sec_forth p{
    font-size: 20px;
    padding: 25px;
}
div#sec4_bg{
    height: 100px;
    background-image: url(../img/achievement.384de92.jpg);
}

.item img{
    width: 100%;
    margin: 0;
}
.carousel {
    margin-top: 0;
}
#sec_fifth {
    margin: 50px auto;
    background-image: url(../img/map.7ab7251.jpg);
    background-size: cover;
}
#sec_fifth div{
    display: flex;
    justify-content: space-evenly;
}
#sec_fifth ul{
    width:30%;
    list-style-type: none;
    font-weight: bold;
}
#sec_fifth>div:nth-of-type(1) ul:nth-of-type(1){
    color:#22c;
}
#sec_fifth>div:nth-of-type(1) ul:nth-of-type(2){
    color:#c22;
}
#sec_fifth>div:nth-of-type(1) ul:nth-of-type(3){
    color:#282;
}
#sec_fifth>div:nth-of-type(5) ul:nth-of-type(1){
    color:#828;
}
#sec_fifth>div:nth-of-type(5) ul:nth-of-type(2){
    color:#ca4;
}
div.timeline{    
    align-items: center;
}
div.timeline span{
   background-color: black;
    padding:1px 5%;
}
div.timeline img{
    width:3%;
}

div.years img{
    width:16%;
}
div.years div{
    width: 12%;
}
#sec5_img{
    margin: 0 5%;
}

div#sec_sixth{
    height:750px;
    background: url(../img/about-bottom.e2b55ff.jpg);
    background-position: center;
    background-size: cover;
    color:#fff;
}
div#www{
    position: relative;
    top: 150px;
}
span#tri1{
    border-style: outset solid;
    border-width: 10px 10px 10px 10px;
    border-top-color:#fff;
    border-bottom-color:rgba(0, 0, 0, 0);
    height: 0;
    width: 0;
    color:  rgba(0, 0, 0, 0);
    display:block;
    margin: 0 auto;
}
div#sec_sixth p:nth-of-type(2){
    border-left: 1px solid #fff;
    border-right: 1px solid #fff;
    padding:55px 25px;
    margin: 0 30px;
    line-height: 32px;
    text-align: left;
    position: absolute;
    top: 132px;
}
p#bor1{
    border-top: 1px solid #fff;
    border-bottom: 1px solid #fff;
    line-height: 32px;
    padding: 25px 55px;
    position: absolute;
    top: 160px;
    color:rgba(0, 0, 0, 0)
    
}
div.person{
    margin: 10px auto;
}
div.person p{
    font-size: 32px;
    line-height: 64px;
    font-weight: bold;
}
div.person img{
    padding: 0;
    border-radius: 15px;
}


#top{
    width:80px;
    height:80px;
    border-radius: 40px;
    background-color:#888;
    font-size: 24px;
    font-weight: bold;
    position: fixed;
    top:80vh;
    right: 0;
    text-align: center;

}
#top p{
    padding: 25px 0;
}